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AMD Radeon RX 7900 XTX + Intel Core i7-8700K

Bottleneck Analysis & Gaming FPS Estimates

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Severe CPU Bottleneck

Significant bottleneck (~60%). Upgrading the CPU is strongly recommended.

Bottleneck at a Glance

60%
1080p Bottleneck
CPU
60%
1440p Bottleneck
CPU
60%
4K Bottleneck
CPU

Component Specs

24GB
GPU VRAM
355W
GPU TDP
6C/12T
CPU Cores
LGA1151
Socket
🛒 Check AMD Radeon RX 7900 XTX Price🛒 Check Intel Core i7-8700K Price

Estimated FPS in Popular Games (1080p)

GameLowHighUltraGenre
Grand Theft Auto VI (GTA 6)1409769Open World
Cyberpunk 207720214099Action Rpg
Counter-Strike 2 (CS2)544375268Fps Shooter
Valorant710489352Fps Shooter
Grand Theft Auto V (GTA 5)364252181Open World
Red Dead Redemption 2256178128Open World
Fortnite422291208Battle Royale
Call of Duty: Warzone293203144Battle Royale
Call of Duty: Black Ops 6291201143Fps Shooter
Apex Legends498344248Battle Royale
Minecraft (with Shaders)264183131Sandbox
League of Legends (LoL)768530380Moba
Dota 2475328236Moba
PUBG: Battlegrounds370256183Battle Royale
Overwatch 2595410295Fps Shooter
Rainbow Six Siege665459330Fps Shooter
Rust214148106Survival
Escape from Tarkov17912489Survival Fps
Hogwarts Legacy221153109Action Rpg
Elden Ring269187133Action Rpg
Baldur's Gate 3234162116Rpg
Starfield16611582Action Rpg
Helldivers 2237164117Co Op Shooter
Black Myth: Wukong19913999Action Rpg
Alan Wake 217912588Survival Horror
Palworld256177126Survival
EA Sports FC 25427295212Sports
Forza Horizon 5330228162Racing
The Witcher 3 (Next-Gen)254176126Action Rpg
Marvel's Spider-Man 2222153110Action Adventure
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Upgrade Recommendations

Current: Intel Core i7-8700K
⬆ Intel Core i9-9900K
+26.2% performance gain
Your Intel Core i7-8700K limits the AMD Radeon RX 7900 XTX by ~60%. Upgrading to Intel Core i9-9900K unlocks ~26.2% more CPU performance on the same socket.
View New ComboCheck Price on Amazon

Compatibility & Power

⚡Recommended PSU: 600W (80+ Bronze or better)
🔌CPU Socket: LGA1151 — verify your motherboard compatibility.
⚠️9th Gen Intel CPUs on 300-series motherboards may require a BIOS update.
🎮VRAM: 24GB GDDR — check per-game requirements in the FPS table.
🔋GPU Power Draw: 355W — CPU: 95W

FAQ

Does the Intel Core i7-8700K bottleneck the AMD Radeon RX 7900 XTX?

At 1080p, the estimated bottleneck is 60% (CPU).

What PSU do I need?

A quality 600W 80+ Bronze PSU is recommended.

Can I upgrade the CPU without changing my motherboard?

Yes — as long as you stay on the LGA1151 socket.

Compare Other Pairings

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